nixfmt

nixfmt is a code formatter for the Nix expression language, aiming to provide consistent and idiomatic formatting for Nix files. It is written in Haskell and designed to be fast, predictable, and fully automatic with zero configuration. nixfmt helps Nix developers maintain readability and code consistency across large codebases, facilitating collaboration and version control workflows.

Features

Formats Nix code into consistent style
Requires no configuration or options
Written in Haskell for speed and correctness
Supports formatting of large codebases
Works well in CI and pre-commit hooks
Provides stable and deterministic output

Project Samples

Project Activity

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License

Mozilla Public License 1.0 (MPL)

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Additional Project Details

Operating Systems

Linux, Mac, Windows

Programming Language

Haskell

Related Categories

Haskell Code Formatters

Registered

2025-07-17

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